72642136

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 161441280

約数和(自身を除く): 88799144

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 97, 172, 194, 301, 311, 344, 388, 602, 622, 679, 776, 1204, 1244, 1358, 2177, 2408, 2488, 2716, 4171, 4354, 5432, 8342, 8708, 13373, 16684, 17416, 26746, 29197, 30167, 33368, 53492, 58394, 60334, 93611, 106984, 116788, 120668, 187222, 211169, 233576, 241336, 374444, 422338, 748888, 844676, 1297181, 1689352, 2594362, 5188724, 9080267, 10377448, 18160534, 36321068, 72642136]

約数ペア:

[(1, 72642136), (2, 36321068), (4, 18160534), (7, 10377448), (8, 9080267), (14, 5188724), (28, 2594362), (43, 1689352), (56, 1297181), (86, 844676), (97, 748888), (172, 422338), (194, 374444), (301, 241336), (311, 233576), (344, 211169), (388, 187222), (602, 120668), (622, 116788), (679, 106984), (776, 93611), (1204, 60334), (1244, 58394), (1358, 53492), (2177, 33368), (2408, 30167), (2488, 29197), (2716, 26746), (4171, 17416), (4354, 16684), (5432, 13373), (8342, 8708)]